Must be a valid IPv4 or IPv6 ip address, e.g. 127.0.0.1 or 2001:DB8:0:0:8:800:200C:417A
Basic Info

City: unknown

Region: unknown

Country: Germany

Internet Service Provider: Hetzner Online AG

Hostname: unknown

Organization: unknown

Usage Type: Data Center/Web Hosting/Transit

Comments:
Type Details Datetime
attack
[munged]::443 138.201.55.51 - - [28/Sep/2019:16:51:56 +0200] "POST /[munged]: HTTP/1.1" 200 9080 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
[munged]::443 138.201.55.51 - - [28/Sep/2019:16:52:28 +0200] "POST /[munged]: HTTP/1.1" 200 9080 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
[munged]::443 138.201.55.51 - - [28/Sep/2019:16:53:00 +0200] "POST /[munged]: HTTP/1.1" 200 9080 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
[munged]::443 138.201.55.51 - - [28/Sep/2019:16:53:31 +0200] "POST /[munged]: HTTP/1.1" 200 9080 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
[munged]::443 138.201.55.51 - - [28/Sep/2019:16:54:03 +0200] "POST /[munged]: HTTP/1.1" 200 9080 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
[munged]::443 138.201.55.51 - - [28/Sep/2019:16:54:35 +0200] "POST /[munged]: HTTP/1.1" 200 9080 "-" "Mozilla/5.0 (X11; Ubun
2019-09-29 00:39:13
Comments on same subnet:
No discussion about this subnet yet..
Whois info:
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Dig info:
; <<>> DiG 9.10.3-P4-Ubuntu <<>> 138.201.55.51
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 25328
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 1

;; OPT PSEUDOSECTION:
; EDNS: version: 0, flags:; udp: 4096
;; QUESTION SECTION:
;138.201.55.51.			IN	A

;; AUTHORITY SECTION:
.			593	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2019092800 1800 900 604800 86400

;; Query time: 144 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Sun Sep 29 00:39:08 CST 2019
;; MSG SIZE  rcvd: 117
Host info
51.55.201.138.in-addr.arpa domain name pointer static.51.55.201.138.clients.your-server.de.
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

Non-authoritative answer:
51.55.201.138.in-addr.arpa	name = static.51.55.201.138.clients.your-server.de.

Authoritative answers can be found from:
Related IP info:
Related comments:
IP Type Details Datetime
149.56.12.88 attack
Apr 20 16:53:43 ws12vmsma01 sshd[48110]: Failed password for invalid user admin from 149.56.12.88 port 45602 ssh2
Apr 20 16:57:35 ws12vmsma01 sshd[48767]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=88.ip-149-56-12.net  user=root
Apr 20 16:57:36 ws12vmsma01 sshd[48767]: Failed password for root from 149.56.12.88 port 35630 ssh2
...
2020-04-21 04:22:05
150.109.104.117 attack
$f2bV_matches
2020-04-21 04:43:18
2.119.3.137 attackspam
Apr 20 21:57:49 DAAP sshd[26384]: Invalid user nd from 2.119.3.137 port 55508
Apr 20 21:57:49 DAAP sshd[26383]: Invalid user nd from 2.119.3.137 port 55507
Apr 20 21:57:49 DAAP sshd[26384]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=2.119.3.137
Apr 20 21:57:49 DAAP sshd[26384]: Invalid user nd from 2.119.3.137 port 55508
Apr 20 21:57:51 DAAP sshd[26384]: Failed password for invalid user nd from 2.119.3.137 port 55508 ssh2
Apr 20 21:57:49 DAAP sshd[26383]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=2.119.3.137
Apr 20 21:57:49 DAAP sshd[26383]: Invalid user nd from 2.119.3.137 port 55507
Apr 20 21:57:51 DAAP sshd[26383]: Failed password for invalid user nd from 2.119.3.137 port 55507 ssh2
...
2020-04-21 04:12:13
112.21.188.235 attack
bruteforce detected
2020-04-21 04:16:37
122.51.191.69 attack
Apr 20 21:57:50 sso sshd[31228]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=122.51.191.69
Apr 20 21:57:51 sso sshd[31228]: Failed password for invalid user test2 from 122.51.191.69 port 51432 ssh2
...
2020-04-21 04:11:23
77.232.138.105 attackbotsspam
Apr 20 21:51:24 mail sshd[14230]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=77.232.138.105
Apr 20 21:51:26 mail sshd[14230]: Failed password for invalid user ne from 77.232.138.105 port 51288 ssh2
Apr 20 21:57:04 mail sshd[15168]: Failed password for root from 77.232.138.105 port 41370 ssh2
2020-04-21 04:49:45
220.77.199.105 attackspam
Port probing on unauthorized port 2323
2020-04-21 04:33:30
14.29.182.232 attackbotsspam
Apr 20 21:57:20 [host] sshd[17273]: Invalid user t
Apr 20 21:57:20 [host] sshd[17273]: pam_unix(sshd:
Apr 20 21:57:22 [host] sshd[17273]: Failed passwor
2020-04-21 04:36:38
111.93.71.219 attackspam
Apr 20 15:53:12 ny01 sshd[11499]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=111.93.71.219
Apr 20 15:53:14 ny01 sshd[11499]: Failed password for invalid user test from 111.93.71.219 port 59320 ssh2
Apr 20 15:57:46 ny01 sshd[12415]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=111.93.71.219
2020-04-21 04:15:48
62.141.36.206 attack
5x Failed Password
2020-04-21 04:28:12
125.91.109.126 attackbotsspam
2020-04-20T21:37:25.423546  sshd[10543]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=125.91.109.126  user=root
2020-04-20T21:37:27.065448  sshd[10543]: Failed password for root from 125.91.109.126 port 54082 ssh2
2020-04-20T21:57:31.906151  sshd[10851]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=125.91.109.126  user=root
2020-04-20T21:57:33.443756  sshd[10851]: Failed password for root from 125.91.109.126 port 33044 ssh2
...
2020-04-21 04:27:03
163.172.93.131 attackspam
Tried sshing with brute force.
2020-04-21 04:40:09
93.174.93.27 attackbots
04/20/2020-15:57:21.957920 93.174.93.27 Protocol: 6 ET SCAN NMAP -sS window 1024
2020-04-21 04:38:19
23.94.136.105 attackbots
2020-04-20T22:48:45.573694struts4.enskede.local sshd\[10971\]: Invalid user fake from 23.94.136.105 port 54351
2020-04-20T22:48:45.583016struts4.enskede.local sshd\[10971\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=23.94.136.105
2020-04-20T22:48:48.903791struts4.enskede.local sshd\[10971\]: Failed password for invalid user fake from 23.94.136.105 port 54351 ssh2
2020-04-20T22:48:57.124921struts4.enskede.local sshd\[10973\]: Invalid user admin from 23.94.136.105 port 57892
2020-04-20T22:48:57.132980struts4.enskede.local sshd\[10973\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=23.94.136.105
...
2020-04-21 04:50:12
222.186.52.86 attackbots
Apr 20 16:21:54 ny01 sshd[15293]: Failed password for root from 222.186.52.86 port 48439 ssh2
Apr 20 16:22:58 ny01 sshd[15403]: Failed password for root from 222.186.52.86 port 39689 ssh2
2020-04-21 04:43:03

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